![[HK-1986] HARKEN 44 mm Aluminum Mastbase Block](http://www.yachtparts.com.au/cdn/shop/products/1986_7359326f-1fa5-497c-bbb5-e6e19b9c6a21_1024x1024.png?v=1554367684)
![[HK-1986] HARKEN 44 mm Aluminum Mastbase Block](http://www.yachtparts.com.au/cdn/shop/products/1986_7359326f-1fa5-497c-bbb5-e6e19b9c6a21_480x480.png?v=1554367684)
Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase.
Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase.